AudioCodes Mediant 4000 SBC User Manual page 11

User's Manual
29.7 Call Forking .......................................................................................................... 577
29.7.1 Initiating SIP Call Forking ......................................................................................577
29.7.2 Configuring SIP Forking Initiated by SIP Proxy .....................................................577
29.7.3 Configuring Call Forking-based IP-to-IP Routing Rules ........................................578
29.8 Call Survivability ................................................................................................... 578
29.8.1 Enabling Auto-Provisioning of Subscriber-Specific Information of BroadWorks
Server for Survivability ........................................................................................................579
29.8.2 Configuring BroadSoft's Shared Phone Line Call Appearance for Survivability ...580
29.8.3 Configuring Call Survivability for Call Centers .......................................................581
29.8.4 Enabling Survivability Display on Aastra IP Phones .............................................583
29.9 Alternative Routing on Detection of Failed SIP Response ................................... 585
29.10 VoIPerfect ............................................................................................................ 586
Cloud Resilience Package ....................................................................................589
30 CRP Overview .................................................................................................. 591
31 CRP Configuration .......................................................................................... 593
31.1 Enabling the CRP Application .............................................................................. 593
31.2 Configuring Call Survivability Mode ..................................................................... 594
31.3 Pre-Configured IP Groups .................................................................................... 595
31.4 Pre-Configured IP-to-IP Routing Rules ................................................................ 596
31.4.1 Normal Mode .........................................................................................................596
31.4.2 Emergency Mode ...................................................................................................597
31.4.3 Auto Answer to Registrations ................................................................................597
31.5 Configuring PSTN Fallback .................................................................................. 598
High-Availability System .......................................................................................599
32 HA Overview .................................................................................................... 601
32.1 Connectivity and Synchronization between Devices ............................................ 601
32.2 Device Switchover upon Failure ........................................................................... 602
32.3 Viewing HA Status on Monitor Web Page ............................................................ 603
33 HA Configuration............................................................................................. 605
33.1 Initial HA Configuration ........................................................................................ 605
33.1.1 Network Topology Types and Rx/Tx Ethernet Port Group Settings ......................605
33.1.2 Configuring the HA Devices ..................................................................................607
33.1.2.1 Step 1: Configure the First Device ........................................................ 607
33.1.2.2 Step 2: Configure the Second Device ................................................... 609
33.1.2.3 Step 3: Initialize HA on the Devices ...................................................... 610
33.2 Configuration while HA is Operational ................................................................. 610
33.3 Configuring Firewall Allowed Rules ...................................................................... 612
33.4 Monitoring IP Entity and HA Switchover upon Ping Failure ................................. 613
34 HA Maintenance .............................................................................................. 615
34.1 Maintenance of Redundant Device ...................................................................... 615
34.2 Replacing a Failed Device ................................................................................... 615
34.3 Initiating an HA Switchover .................................................................................. 615
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Contents
Mediant 4000 SBC